GB2205912B - Metal seal for an undersea hydraulic coupling - Google Patents

Metal seal for an undersea hydraulic coupling

Info

Publication number
GB2205912B
GB2205912B GB8812917A GB8812917A GB2205912B GB 2205912 B GB2205912 B GB 2205912B GB 8812917 A GB8812917 A GB 8812917A GB 8812917 A GB8812917 A GB 8812917A GB 2205912 B GB2205912 B GB 2205912B
Authority
GB
United Kingdom
Prior art keywords
metal seal
hydraulic coupling
undersea hydraulic
undersea
coupling
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
GB8812917A
Other versions
GB2205912A (en
GB8812917D0 (en
Inventor
Iii Robert E Smith
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
National Coupling Co Inc
Original Assignee
National Coupling Co Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by National Coupling Co Inc filed Critical National Coupling Co Inc
Publication of GB8812917D0 publication Critical patent/GB8812917D0/en
Publication of GB2205912A publication Critical patent/GB2205912A/en
Application granted granted Critical
Publication of GB2205912B publication Critical patent/GB2205912B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L1/00Laying or reclaiming pipes; Repairing or joining pipes on or under water
    • F16L1/26Repairing or joining pipes on or under water
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L29/00Joints with fluid cut-off means
    • F16L29/04Joints with fluid cut-off means with a cut-off device in each of the two pipe ends, the cut-off devices being automatically opened when the coupling is applied
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L37/00Couplings of the quick-acting type
    • F16L37/28Couplings of the quick-acting type with fluid cut-off means
    • F16L37/30Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L39/00Joints or fittings for double-walled or multi-channel pipes or pipe assemblies
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S285/00Pipe joints or couplings
    • Y10S285/917Metallic seals
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00Fluid handling
    • Y10T137/8593Systems
    • Y10T137/87917Flow path with serial valves and/or closures
    • Y10T137/87925Separable flow path section, valve or closure in each
    • Y10T137/87941Each valve and/or closure operated by coupling motion
    • Y10T137/87949Linear motion of flow path sections operates both
    • Y10T137/87957Valves actuate each other
GB8812917A 1985-11-25 1988-06-01 Metal seal for an undersea hydraulic coupling Expired - Lifetime GB2205912B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/801,477 US4694859A (en) 1985-11-25 1985-11-25 Undersea hydraulic coupling and metal seal

Publications (3)

Publication Number Publication Date
GB8812917D0 GB8812917D0 (en) 1988-07-06
GB2205912A GB2205912A (en) 1988-12-21
GB2205912B true GB2205912B (en) 1990-02-07

Family

ID=25181210

Family Applications (3)

Application Number Title Priority Date Filing Date
GB8610517A Expired GB2183310B (en) 1985-11-25 1986-04-30 Undersea hydraulic coupling and metal seal
GB8715217A Expired GB2190449B (en) 1985-11-25 1987-06-29 An undersea hydraulic coupling and metal seal
GB8812917A Expired - Lifetime GB2205912B (en) 1985-11-25 1988-06-01 Metal seal for an undersea hydraulic coupling

Family Applications Before (2)

Application Number Title Priority Date Filing Date
GB8610517A Expired GB2183310B (en) 1985-11-25 1986-04-30 Undersea hydraulic coupling and metal seal
GB8715217A Expired GB2190449B (en) 1985-11-25 1987-06-29 An undersea hydraulic coupling and metal seal

Country Status (4)

Country Link
US (2) US4694859A (en)
BR (1) BR8603378A (en)
GB (3) GB2183310B (en)
NO (1) NO167412C (en)

Families Citing this family (84)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4900071A (en) * 1988-08-24 1990-02-13 National Coupling Company, Inc. Undersea hydraulic coupling with dovetail seal
US4832080A (en) * 1987-02-10 1989-05-23 Smith Iii Robert E Pressure balanced hydraulic coupling with metal seals
US4884584A (en) * 1987-08-14 1989-12-05 National Coupling Company, Inc. Internally preloaded metal-to-metal seal hydraulic connector
US4834139A (en) * 1987-11-27 1989-05-30 Ferranti Subsea Systems, Inc. Radial seal hydraulic coupler
US4915419A (en) * 1988-10-28 1990-04-10 National Coupling Company, Inc. Sliding lock plate for hydraulic connectors
US4982736A (en) * 1989-02-08 1991-01-08 Hollister Incorporated Hermaphroditic coupling for anatomical thermal system
GB8906605D0 (en) * 1989-03-22 1989-05-04 British Petroleum Co Plc Latching mechanism
US5015016A (en) * 1989-04-03 1991-05-14 National Coupling Company, Inc. Internal pressure loaded V-seal connector
GB9007590D0 (en) * 1990-04-04 1990-05-30 Fssl Ltd Radial seal fluid couplers
US5029613A (en) * 1990-09-28 1991-07-09 National Coupling Company, Inc. Hydraulic coupler with radial metal seal
US5141386A (en) * 1990-09-28 1992-08-25 Barwise Robert D Load handling apparatus with separable load coupling
US5284183A (en) * 1990-09-28 1994-02-08 National Coupling Company, Inc. Hydraulic coupler with radial metal seal
GB9021249D0 (en) * 1990-09-29 1990-11-14 Fssl Ltd Fluid coupling
GB9022284D0 (en) * 1990-10-13 1990-11-28 Fssl Ltd Fluid coupling with o-ring seal
GB2263146B (en) * 1990-10-13 1994-01-26 Fssl Ltd Fluid couplings
US5099882A (en) * 1991-01-11 1992-03-31 National Coupling Company, Inc. Pressure balanced hydraulic coupling with metal seals
US5148929A (en) * 1991-09-20 1992-09-22 The Manitowoc Company Inc. Multi-coupling device for crane hydraulic lines
US5277225A (en) * 1992-07-28 1994-01-11 National Coupling Company, Inc. Undersea hydraulic coupling with pressure-energized seals
US5232021A (en) * 1992-10-29 1993-08-03 National Coupling Co., Inc. Probe member for undersea hydraulic coupling
US5339861A (en) * 1993-03-24 1994-08-23 National Coupling Company, Inc. Hydraulic coupling with hollow metal o-ring seal
US5360035A (en) * 1993-06-25 1994-11-01 National Coupling Company, Inc. Pressure balanced poppet valve for hydraulic couplings
US5355909A (en) * 1994-02-07 1994-10-18 National Coupling Company, Inc. Undersea hydraulic coupling with metal seals
US5390702A (en) * 1994-02-15 1995-02-21 National Coupling Company, Inc. Undersea hydraulic coupling with pre-sealing guidance
US5385169A (en) * 1994-04-04 1995-01-31 Cooper Industries, Inc. Subsea fluid coupling employing metal-to-metal sealing
DE4419777A1 (en) * 1994-06-06 1995-12-07 Walther Carl Kurt Gmbh Plug-in coupling
US5482082A (en) * 1994-06-22 1996-01-09 Cooper Cameron Corporation Multi-passage fluid coupling and metal seal therefor
AU694250B2 (en) 1994-09-16 1998-07-16 National Coupling Company, Inc. Undersea hydraulic coupling with axial preloading
US5692538A (en) * 1994-09-21 1997-12-02 National Coupling Inc. Undersea hydraulic coupling member
US5469887A (en) * 1995-03-28 1995-11-28 National Coupling Inc. Hydraulic coupling with pressure equalizing valve
GB2299839B (en) * 1995-04-12 1999-04-28 Nat Coupling Co Inc Undersea hydraulic coupling with hollow metal seal
US5810048A (en) * 1996-08-21 1998-09-22 Zeiner-Gundersen; Dag H. Metal face sealing coupling
US5771927A (en) * 1996-10-24 1998-06-30 Kongsberg Offshore A.S. Undersea hydraulic connector with equalization channel
US5829480A (en) * 1997-05-07 1998-11-03 National Coupling Company, Inc. Locking device for undersea hydraulic coupling
US5899228A (en) * 1997-09-12 1999-05-04 National Coupling Company, Inc. Undersea hydraulic coupling with locking mechanism
US6095191A (en) * 1998-12-03 2000-08-01 National Coupling Company Inc. Undersea hydraulic coupling with tapered probe
US6085785A (en) * 1999-04-15 2000-07-11 National Coupling Company, Inc. Undersea hydraulic coupling with extended probe section
US6123103A (en) * 1999-07-29 2000-09-26 National Coupling Company, Inc. Pressure balanced coupling with split body
US6179002B1 (en) 2000-01-06 2001-01-30 National Coupling Company, Inc. Hydraulic coupling with pressure-energized dovetail seal
US6206040B1 (en) * 2000-03-28 2001-03-27 National Coupling Company Inc. Undersea hydraulic coupling
GB0112049D0 (en) * 2001-05-17 2001-07-11 Subsea Offshore Ltd Connector
US6631734B2 (en) 2001-05-22 2003-10-14 National Coupling Co., Inc. Dummy undersea hydraulic coupling member
US6511043B2 (en) 2001-06-29 2003-01-28 National Coupling Company, Inc. Female coupling member with recessed flow passages
US6659425B2 (en) 2001-08-22 2003-12-09 National Coupling Company Male coupling member with improved flow ports
US6938597B2 (en) * 2002-02-25 2005-09-06 Jeffrey F. Klein Variable spring force intake valve assembly
US6516831B1 (en) * 2002-03-08 2003-02-11 National Coupling Company, Inc. Undersea hydraulic coupling with radial seals on probe
DE10211154A1 (en) * 2002-03-14 2003-09-25 Bosch Gmbh Robert Termination device for electrical machine e.g. starter motor, has 2 electrically-insulating parts, holder and separate conductive part coupled together in non-detachable manner
US7163190B2 (en) * 2002-08-02 2007-01-16 National Coupling Company, Inc. Undersea hydraulic coupling member and seal retainer
US7063328B2 (en) * 2002-10-31 2006-06-20 National Coupling Company, Inc. Undersea hydraulic coupling with seal retainer
US6962347B2 (en) 2002-10-31 2005-11-08 National Coupling Company, Inc. Metal backup seal for undersea hydraulic coupling
DE10328266A1 (en) * 2003-06-23 2005-02-03 Siemens Ag Leakage protection for a pipe produced in the gas internal pressure process
US7575256B2 (en) * 2003-08-06 2009-08-18 National Coupling Company, Inc. Bore liner for undersea hydraulic coupling
US6923476B2 (en) * 2003-09-12 2005-08-02 National Coupling Company, Inc. Floating seal for undersea hydraulic coupling
US20050072573A1 (en) * 2003-10-06 2005-04-07 Smith Robert E. Undersea hydraulic coupling for use with manifold plates
US7303194B2 (en) * 2003-10-20 2007-12-04 National Coupling Company, Inc. Seal retainer with pressure energized metal seal members for undersea hydraulic coupling
US7021677B2 (en) * 2003-10-20 2006-04-04 National Coupling Company, Inc. Seal retainer with metal seal members for undersea hydraulic coupling
FR2864604B1 (en) * 2003-12-26 2007-09-21 Staubli Sa Ets FITTING AND PART OF SUCH A FITTING
US7219932B2 (en) * 2004-04-16 2007-05-22 National Coupling Company, Inc. Junction plate for subsea hydraulic couplings
JP4499553B2 (en) * 2004-12-28 2010-07-07 日東工器株式会社 Fitting member for pipe fitting
US7377555B2 (en) * 2005-05-20 2008-05-27 National Coupling Company, Inc. Undersea conduit coupling with passageway gate
US7762824B2 (en) 2007-03-08 2010-07-27 National Coupling Company, Inc. Hydraulic coupling member with electrical bonding contractor
US7578312B2 (en) * 2007-04-04 2009-08-25 National Coupling Company, Inc. Hydraulic coupling member with displaced water compensation system
US7810785B2 (en) 2007-04-27 2010-10-12 National Coupling Company, Inc. Undersea hydraulic coupling with hydrostatic pressure energized metal seal
FR2919706B1 (en) * 2007-07-30 2009-10-09 Staubli Faverges Sca RAPID CONNECTION ELEMENT AND RAPID CONNECTION COMPRISING SUCH A MEMBER
US20090200793A1 (en) 2008-02-07 2009-08-13 National Coupling Company, Inc. Crown seal with integral sealing projections for undersea hydraulic couplings
US8424920B2 (en) * 2008-03-07 2013-04-23 The Gates Corporation Multi-port fluid connectors, systems and methods
US8087700B2 (en) * 2009-03-27 2012-01-03 National Coupling Company, Inc. Hydraulic coupling member with bidirectional pressure-energized probe seal
JP5085625B2 (en) * 2009-09-30 2012-11-28 日東工器株式会社 Male fittings for pipe fittings
US20110101675A1 (en) 2009-11-04 2011-05-05 National Coupling Compay, Inc. Hydraulic Coupling Member with Dual Electrical Bonding Contacts
MX2013011519A (en) 2011-04-05 2014-01-08 Oceaneering Int Inc Cartridge hydraulic coupler and method of use.
US8960310B2 (en) * 2011-06-14 2015-02-24 Cameron International Corporation Apparatus and method for connecting fluid lines
US10066768B2 (en) 2014-05-07 2018-09-04 Baker Hughes, A Ge Company, Llc Tubular connecting arrangement and method of sealingly connecting tubulars
GB2546512B (en) 2016-01-20 2021-11-17 Intelligent Energy Ltd Fluid connector system
US11614187B2 (en) 2016-10-04 2023-03-28 National Coupling Company, Inc. Undersea hydraulic coupling with multiple pressure-energized metal seals
US10400541B2 (en) 2016-10-04 2019-09-03 National Coupling Company Undersea hydraulic coupling with multiple pressure-energized metal seals
GB2557004B (en) 2016-10-04 2019-06-12 Nat Coupling Co Inc Undersea hydraulic coupling with multiple pressure-energized metal seals
US11920704B2 (en) 2016-10-04 2024-03-05 National Coupling Company, Inc. Undersea hydraulic coupling with multiple pressure-energized metal seals
US10557577B2 (en) 2016-10-14 2020-02-11 National Coupling Company Subsea hydraulic coupling with metal bore liner
EP3428492B1 (en) * 2017-07-11 2020-01-15 Siemens Aktiengesellschaft Sealing cap
US11795666B2 (en) 2019-05-08 2023-10-24 Watts Regulator Co. Wireless communication system within a mechanical room
US11815424B2 (en) * 2019-05-08 2023-11-14 Watts Regulator Co. Backflow prevention system test cock with a fluid sensor
US11773992B2 (en) 2020-08-17 2023-10-03 Watts Regulator Co. Backflow prevention assembly with a linkage
US11719352B2 (en) 2020-08-17 2023-08-08 Watts Regulator Co. Check cover assemblies for backflow prevention assemblies with integrated test cock protection shroud
US11739507B2 (en) 2020-12-09 2023-08-29 Watts Regulator Co. Test cock with integrated extraction tool
US11788661B2 (en) * 2022-02-24 2023-10-17 Hung-Yu HSIEH Parallel quick release coupling having leakproof arrangements

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB836002A (en) * 1956-01-17 1960-06-01 Kac Ltd Improvements in or relating to pipe couplings
GB1325023A (en) * 1969-11-28 1973-08-01 Goetzewerke Pipe or tube joint
GB1567373A (en) * 1977-03-25 1980-05-14 Boc Ltd Vacuum-insulated conduit joints
GB1588739A (en) * 1977-10-04 1981-04-29 Lucas Industries Ltd Pipe couplings
GB2184186A (en) * 1985-11-30 1987-06-17 Tungum Hydraulics Ltd Improvements in or relating to pipe couplings

Family Cites Families (69)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US264736A (en) * 1882-09-19 Fourths to wm
USRE18296E (en) * 1931-12-22 William s
US528773A (en) * 1894-11-06 ellis
US869536A (en) * 1907-06-05 1907-10-29 Johann Christoph Wilhelm Weber Stuffing-box metallic packing.
US954195A (en) * 1909-09-02 1910-04-05 William H Law Metallic packing.
US1331216A (en) * 1919-03-31 1920-02-17 Schneider & Cie Hydraulic-joint packing
US1583931A (en) * 1924-04-26 1926-05-11 Bryan P Joyce Packing ring
FR595332A (en) * 1924-06-10 1925-09-30 Sealing washer
US1721325A (en) * 1926-01-25 1929-07-16 Wilson Rings Company Piston packing
US1788365A (en) * 1926-09-25 1931-01-13 Appleton Electric Co Fluid-tight coupling
US1928821A (en) * 1930-11-21 1933-10-03 Grant John Well casing head
US1913982A (en) * 1931-12-02 1933-06-13 Lincoln Eng Co Chuck
FR822572A (en) * 1936-09-11 1938-01-04 Metal seal for cylindrical moving parts
US2265267A (en) * 1939-03-08 1941-12-09 Cowles And Rudolph W Lotz Separable swivel connection for conduits
GB552862A (en) * 1942-05-02 1943-04-28 Arthur Larue Parker Improvements in tube couplings
GB605006A (en) * 1944-04-05 1948-07-14 Felix Roger Malterre Improvements in or relating to couplings for pipes
NL71162C (en) * 1946-06-05 Brandt Edgar Ets
US2521692A (en) * 1946-11-07 1950-09-12 William A Costello Baffle packing
US2626840A (en) * 1948-01-28 1953-01-27 Milton P Laurent Self-tightening packing gland
US2643140A (en) * 1948-04-29 1953-06-23 Albert T Scheiwer Coupling
US2660459A (en) * 1948-12-09 1953-11-24 John E Collins Packing member
GB677685A (en) * 1950-08-15 1952-08-20 Well Equipment Mfg Corp Improvements in or relating to a seal ring or gasket of resilient material for use in a pipe coupling
US2825590A (en) * 1953-10-14 1958-03-04 Taylor Emmett Controls Inc Packing seal construction
US2839314A (en) * 1954-06-08 1958-06-17 Snap Tite Inc Quick detachable coupler
US2844421A (en) * 1954-11-05 1958-07-22 Haskel Engineering Associates Sealing structure
GB819421A (en) * 1955-03-11 1959-09-02 Whitehouse Ind Ltd Improvements relating to pipe couplings
US2783106A (en) * 1955-06-27 1957-02-26 George E Barnhart Sealing ring
US2862775A (en) * 1956-07-23 1958-12-02 Harry P Kupiec Packing gland and sealing ring
GB888143A (en) * 1957-05-10 1962-01-24 Renault Improvements in or relating to fittings and valves having parts made of plastics material
US2976066A (en) * 1957-09-30 1961-03-21 North American Aviation Inc Compression type high temperature seal
US3089713A (en) * 1958-07-10 1963-05-14 Scaramucci Domer Swivel joint or coupling for pipe lines
US3046026A (en) * 1958-10-22 1962-07-24 Manning Maxwell & Moore Inc High pressure seal
GB886133A (en) * 1959-02-25 1962-01-03 United Aircraft Prod Joint constructions
US3058750A (en) * 1959-03-04 1962-10-16 Dudley D Taylor Method of applying a sealing with c-shaped radial section
US3142498A (en) * 1959-05-15 1964-07-28 Resistoflex Corp Non-separable swivel joint assembly with clamping and auxiliary sealing arrangement
US3147015A (en) * 1960-03-24 1964-09-01 Weatherhead Co Seal ring
US3218096A (en) * 1960-05-19 1965-11-16 Resistoflex Corp Fluid coupling assembly
US3163431A (en) * 1960-06-06 1964-12-29 Charles L Tanner Seal ring means
US3111179A (en) * 1960-07-26 1963-11-19 A And B Metal Mfg Company Inc Jet nozzle
FR1297515A (en) * 1960-08-13 1962-06-29 Rheinstahl Gmbh Wanheim Piston seal for hydraulic mine prop
FR1320884A (en) * 1962-01-31 1963-03-15 A Marrel Ets Improvements to seals for hydraulic cylinders and the like
US3207524A (en) * 1962-07-23 1965-09-21 Nicholas D Trbovich Seal
US3184246A (en) * 1963-06-13 1965-05-18 Aerospace Components Corp Static face-type floating seal
US3288472A (en) * 1963-07-01 1966-11-29 Regan Forge & Eng Co Metal seal
US3233921A (en) * 1963-08-06 1966-02-08 Imp Eastman Corp Swivel joint with locking ring
US3279806A (en) * 1964-02-21 1966-10-18 Goodrich Co B F Seal assembly
US3378269A (en) * 1965-01-27 1968-04-16 Armco Steel Corp Metal-to-metal seal devices
US3315970A (en) * 1965-02-08 1967-04-25 John W Holoway Flexible gasket for high and low pressure pipe joints
US3326560A (en) * 1965-09-13 1967-06-20 Nicholas D Trbovich Adjustable and wear-resistant seal
US3540745A (en) * 1967-12-18 1970-11-17 Parker Hannifin Corp Piston seal
US3647226A (en) * 1970-05-07 1972-03-07 North American Rockwell Sealing cartridge assembly and ring element therefor
US3759552A (en) * 1970-09-08 1973-09-18 Raychem Corp Hydraulic coupling with metallic sealing member
US4054306A (en) * 1976-05-28 1977-10-18 Pressure Science Incorporated Tube and cylindrical surface sealing apparatus
GB1564906A (en) * 1976-11-02 1980-04-16 Redland Pipes Ltd Reactive pipe joint
FR2398958A2 (en) * 1977-07-28 1979-02-23 Legris France Sa IMPROVED QUICK COUPLINGS FOR FLEXIBLE HOSES REINFORCED MULTI-LAYER FOR FLUIDS
FR2464424A1 (en) * 1979-09-03 1981-03-06 Aerospatiale METHOD FOR PROVIDING A CANALIZATION OF A CONNECTING TIP AND PIPELINE THUS OBTAINED
US4302020A (en) * 1980-03-07 1981-11-24 United Aircraft Products, Inc. Actuating sealing joint
US4324407A (en) * 1980-10-06 1982-04-13 Aeroquip Corporation Pressure actuated metal-to-metal seal
US4381868A (en) * 1981-07-24 1983-05-03 Cameron Iron Works, Inc. Pressure-actuated wellhead sealing assembly
US4448448A (en) * 1982-03-22 1984-05-15 Raphael Theresa Pollia Coupling system
US4410189A (en) * 1982-05-13 1983-10-18 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Resilient seal ring assembly with spring means applying force to wedge member
US4496162A (en) * 1982-08-23 1985-01-29 Cameron Iron Works, Inc. Well sealing assembly having resilient seal ring with metal end caps
US4582295A (en) * 1983-05-04 1986-04-15 Deere & Company Flow check prevention mechanism
GB2145482B (en) * 1983-08-22 1986-08-13 Heat Transfer Technology Sealing joints between consenting member
US4452462A (en) * 1983-10-06 1984-06-05 Gray Tool Company Temperature resistant joint packing with E-shaped spring seal
US4592558A (en) * 1984-10-17 1986-06-03 Hydril Company Spring ring and hat ring seal
US4637470A (en) * 1985-06-19 1987-01-20 Hughes Tool Company Subsea hydraulic coupling
US4658847A (en) * 1985-07-09 1987-04-21 The Fluorocarbon Company Bimetallic C-ring seal
US4641841A (en) * 1985-08-26 1987-02-10 Hughes Tool Company Metal seal for a tubular connection

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB836002A (en) * 1956-01-17 1960-06-01 Kac Ltd Improvements in or relating to pipe couplings
GB1325023A (en) * 1969-11-28 1973-08-01 Goetzewerke Pipe or tube joint
GB1567373A (en) * 1977-03-25 1980-05-14 Boc Ltd Vacuum-insulated conduit joints
GB1588739A (en) * 1977-10-04 1981-04-29 Lucas Industries Ltd Pipe couplings
GB2184186A (en) * 1985-11-30 1987-06-17 Tungum Hydraulics Ltd Improvements in or relating to pipe couplings

Also Published As

Publication number Publication date
US5762106A (en) 1998-06-09
US4694859A (en) 1987-09-22
NO167412C (en) 1991-10-30
GB8610517D0 (en) 1986-06-04
GB2205912A (en) 1988-12-21
GB2190449A (en) 1987-11-18
GB2190449B (en) 1989-08-02
GB8715217D0 (en) 1987-08-05
NO861696L (en) 1987-05-26
BR8603378A (en) 1987-11-17
GB2183310B (en) 1988-04-20
GB8812917D0 (en) 1988-07-06
NO167412B (en) 1991-07-22
GB2183310A (en) 1987-06-03

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Legal Events

Date Code Title Description
727 Application made for amendment of specification (sect. 27/1977)
727A Application for amendment of specification now open to opposition (sect. 27/1977)
727B Case decided by the comptroller ** specification amended (sect. 27/1977)
SP Amendment (slips) printed
PE20 Patent expired after termination of 20 years

Effective date: 20060429